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WorksheetsCIVILWAR ITI DAY 27 (BS - MATERIAL SCIENCE )
Total questions: 10
Worksheet time: 5mins
Which one is non-metal?
Mercury
Graphite
Brass
Iron
Which property of a metal is its ability to resist the effect of tensile forces?
Elasticity
Tenacity
Ductility
Brittleness
Which property of a metal is its ability to melt when heat is applied?
Conductivity
Malleability
Fusibility
Tenacity
Which alloy is used in electric lamp as filament?
Cobalt
Vanadium
Tungsten
Silicon
Which metal is widely used for making casting of machinery parts?
Grey cast iron
White cast iron
Malleable cast iron
Wrought iron
What is the carbon percentage in low carbon steel?
0.02% to 0.03%
0.15% to 0.25%
0.25% to 0.50%
0.50% to 1.50%
Which insulating material is used for making switches?
Porcelain
PVC
Bakelite
Ebonite
What is the name of the property of an insulator that should break down or puncture on application of high voltage?
Dielectric strength
Specific resistance
Mechanical strength
Non absorption
Which alloy steel is used for making precision instruments?
Silicon steel
Manganese steel
Invar steel
Vanadium
Which steel is used for making files and cold chisels?
Low carbon steel
Medium carbon steel
High carbon steel
Stainless steel
